<template>
  <div class="search">
    <van-nav-bar title="商品搜索" left-arrow fixed @click-left="$router.back()" />
    <div class="search-input">
        <van-icon name="search" size="14px" />
        <input type="text" placeholder="请输入您搜索的商品" v-model="value" >
        <button @click="search">搜索</button>
    </div>

    <div class="history">
        <p class="header">
            <span>最近搜索</span>
            <van-icon name="delete-o" size="14px" @click="clear" />
        </p>
        <div class="list">
            <span v-for="(item,index) in historyList" :key="index" @click="setValue(item)">{{item}}</span>
        </div>
    </div>
  </div>
</template>

<script>
export default {
  data () {
    return {
      value: '',
      historyList: [
        '手机',
        '平板',
        '电脑',
        '电视'
      ]
    }
  },
  methods: {
    search () {
      if (this.value) {
        this.historyList.unshift(this.value)
        this.$router.push(`/list?keyword=${this.value}`)
      }
    },
    clear () {
      this.historyList = []
    },
    setValue (v) {
      this.value = v
    }
  }
}
</script>

<style lang="less" scoped>
.search {
 padding-top: 46px;
}

.van-nav-bar {
    ::v-deep .van-nav-bar__title {
    font-weight: bold;
  }

    ::v-deep .van-icon-arrow-left {
        color: black;
    }
}

.search-input {
    width: 355px;
    height: 32px;
    display: flex;
    justify-content: space-around;
    align-items: center;
    background-color: white;
    margin: 10px;
    color: grey;

    input {
        width: 254px;
        height: 32px;
        border: none;
        font-size: 14px;
        opacity: 1;
        padding-left: 5px;
    }

    button {
        height: 32px;
        width: 71px;
        font-size: 14px;
        border-radius: 0 5px 5px 0;
        background: #fa2209;
        color: #fff;
        border: none;
    }
}

.history {
    width: 355px;
    height: 146px;
    margin: 10px;
    margin-top: 30px;

    .header {
        display: flex;
        justify-content: space-between;
        color: #777;
        font-size: 14px;
        margin-bottom: 30px;
    }

    .list {
        display: flex;
        flex-flow: row wrap;
        justify-content: space-between;

        span {
            width: 106px;
            height: 30px;
            text-align: center;
            line-height: 30px;
            border-radius: 50px;
            background: #fff;
            font-size: 13px;
            border: 0.5px solid #efefef;
            overflow: hidden;
            white-space: nowrap;
            text-overflow: ellipsis;
            margin-bottom: 10px;
        }
    }

    .list:after {
        display:block;
        content:"";
        width: 30%;
        height:0px;
    }
}

</style>
